Home / 15,530,139.30-23,268,636.90-9,843,720.60

Finding the Fourth Proportional to 15,530,139.30, 23,268,636.90 and 9,843,720.60

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Solution

The fourth proportional to 15,530,139.30, 23,268,636.90 and 9,843,720.60 is: 14,748,738.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,530,139.30 : 23,268,636.90 = 9,843,720.60 : x
  2. Step 2: Convert to fraction form
    15,530,139.30/23,268,636.90 = 9,843,720.60/x
  3. Step 3: Cross multiply
    15,530,139.30x = 23,268,636.90 × 9,843,720.60
  4. Step 4: Simplify right side
    15,530,139.30x = 229,049,960,386,450.12
  5. Step 5: Solve for x
    x = 229,049,960,386,450.12/15,530,139.30
  6. Step 6: Final answer
    x = 14,748,738.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.